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Table 1 Bonferroni significant DMCs in vitamin C smokers versus placebo (VP) and in placebo versus never-smokers (PN)

From: Impact of vitamin C supplementation on placental DNA methylation changes related to maternal smoking: association with gene expression and respiratory outcomes

Probe

Comparison

Location

Nearest gene

Distance to nearest gene (Kbp)

Bonferroni significant EWAS results*

Delta beta

P value

Bonferroni adj. P value

cg20790161

VP

chr2:204553666

CD28

17.5

− 0.16

1.63E−12

1.16E−06

cg27402634

PN

chr3:156536860

LINC00886

2.0

− 0.31

7.53E−31

5.38E−25

cg20385913

PN

chr15:75054510

CYP1A2

13.3

0.08

5.91E−17

4.22E−11

cg21702971

PN

chr12:57588243

LRP1

66.0

0.03

3.66E−13

2.61E−07

cg04895640

PN

chr1:36807418

STK40

19.5

0.02

3.85E−10

2.75E−04

cg12026561

PN

chr11:122238873

MIR100HG

12.9

− 0.04

4.78E−10

3.42E−04

cg03313447

PN

chr19:41829042

CCDC97

0.4

− 0.05

5.14E−10

3.68E−04

cg25639387

PN

chr7:149503093

SSPO

30.0

− 0.04

1.32E−09

9.47E−04

cg03256631

PN

chr3:98445144

ST3GAL6-AS1

6.4

− 0.07

1.64E−09

1.17E−03

cg21362410

PN

chr11:63650618

MARK2

44.2

0.04

2.59E−09

1.85E−03

cg07752120

PN

chr5:70746259

BDP1

5.2

− 0.02

4.67E−09

3.34E−03

cg24797066

PN

chr20:48407084

SLC9A8

22.2

− 0.07

1.08E−08

7.73E−03

cg24372191

PN

chr15:48116584

SEMA6D

105.9

0.06

1.50E−08

1.07E−02

cg04572941

PN

chr3:110033667

NECTIN3-AS1

755.1

− 0.04

3.06E−08

2.18E−02

cg10563109

PN

chr6:5087749

PPP1R3G

2.0

0.02

3.49E−08

2.49E−02

cg14015502

PN

chr10:104535020

WBP1L

31.3

− 0.08

3.77E−08

2.69E−02

cg00376466

PN

chr1:14463622

PRDM2

387.8

− 0.08

4.39E−08

3.14E−02

cg24034752

PN

chr20:36023689

SRC

49.1

− 0.04

5.95E−08

4.25E−02

  1. Comparison: VP = Vitamin C versus Placebo, PN = Placebo versus Never-smokers; Nearest gene = nearest proximal gene annotated using the GenomicRanges package in R; Delta beta = coefficient from beta-scale robust linear regression
  2. *Adjusted for infant sex, gestational age at delivery, and estimated cellular heterogeneity